SERVICE MANUAL
GB
08812876(1)2002-01 49
INDEX
GENERAL INFORMATION 51
MACHINE LIFTING 51
MACHINE TRANSPORTATION 51
MACHINE PUSHING OR TOWING 51
OTHER AVAILABLE MANUALS FOR BA 450/530 51
SAFETY - ACCIDENT PREVENTION 52
GENERAL SAFETY RULES 52
TECHNICAL DATA 53
MAINTENANCE 55
SCHEDULED MAINTENANCE 55
MACHINE NOMENCLATURE 56
DETERGENT SUPPLY SYSTEM 58
DETERGENT TANK AND SUPPLY SYSTEM CLEANING 58
DETERGENT FILTER CLEANING 58
SOLENOID VALVE AND DETERGENT FLOW TAP REPLACEMENT 59
DETERGENT FLOW CABLE AND CONTROL LEVER REPLACEMENT 60
TROUBLESHOOTING 61
SMALL AMOUNT OF THE DETERGENT OR NO DETERGENT REACHES THE BRUSH 61
THE DETERGENT REACHES THE BRUSH ALSO WHEN THE MACHINE IS OFF 61
SWEEPING SYSTEM 62
BRUSH MOTOR ELECTRICAL INPUT CHECK 62
BRUSH MOTOR REPLACEMENT 63
BRUSH REDUCTION UNIT REPLACEMENT 64
BRUSH ROTATION CONSENT MICRO-SWITCH ADJUSTMENT 66
TROUBLESHOOTING 67
OPEN CIRCUIT 67
THE BRUSH DOES NOT ROTATE 67
RECOVERY SYSTEM 68
FLOAT SHIELD AND SUCTION PRE-FILTER CLEANING 68
SUCTION PRE-FILTER ASSEMBLY REPLACEMENT 69
TANK COVER GASKET AND COMPENSATION HOLE CHECK 70
SUCTION MOTOR ELECTRICAL INPUT CHECK 71
SUCTION MOTOR REMOVAL 72
SUCTION MOTOR BRUSH/CARBON BRUSH CHECK AND REPLACEMENT 73
RECOVERY WATER DRAIN PIPE REMOVAL 74
SUCTION CAP CHECK/CLEANING AND POSSIBLE FLAPS REPLACEMENT 75
DUST AND DEBRIS COLLECTION SYSTEM SUCTION CAP REMOVAL 76
TROUBLESHOOTING 77
DIRTY WATER SUCTION IS INSUFFICIENT OR THERE IS NO SUCTION 77
THE SUCTION CAP LEAVES LINING OR DOES NOT COLLECT WATER 77
TRACTION SYSTEM 78
TRACTION MOTOR ELECTRICAL INPUT CHECK 78
TRACTION MOTOR REMOVAL 80
TRACTION MOTOR BRUSH (OR CARBON BRUSH) CHECK AND REPLACEMENT 82
POTENTIOMETER ADJUSTMENT 84
TROUBLESHOOTING 85
OPEN CIRCUIT 85
THE MACHINE DOES NOT MOVE 85
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